{
  "manageEntity": {
    "action": "Repost",
    "entityId": "452743",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x71f819595404e322d6b83b85d612b7b559d724d82dda34dd0547a5ff186fc1c1",
    "signature": "0xa9446ca0fd6c576fe4e99009e920ef3828006859f2402c4a2cd3ef5dc3b1756924895be63e2d2c478a937c95a6b685e55d64eea4aecd2e2a784f224ca0f9e77f1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}