{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516277",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc573762421d55026d871ebe9e9cc9430c601855b57f5822e9f2479fd613cbe13",
    "signature": "0x11a7c6f4b35a26046d10d4dfa210f70900d9ec5c106a0ae9cbaa64cd613b2029478bdb1128752cf96690c20fce3bb9ccb9e30529cfddb224e2ad07d33f08bd3d1b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}